Family name Phiwngam (Phiwngam 
) , in all the world, is a rare cognomen. The last name Phiwngam is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
Alee, Rungrote, Thitipun, Teeranat, Narathip, Nititorn, Supichaya, Suttiporn, Parnthip, Chotinara, Theerapat, Nopphanun, Wilailuck, Supitchaya, Theppharit, Natthaporn, Nonthaphut, Kanokporn, Keeratikorn, Sirichok, Varunee, Aran, Oran, Sopha, Phong, Tapin, Wilas, Pavika, Inthuon, Phadej, Wanpen, Sarinya, Surasak, Sutisan, Piyamas, Ruksina, Narawut, Wannee, and Thassaneewan